40156028

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:698

約数の個数: 36

約数和(自身を含む): 77868840

約数和(自身を除く): 37712812

約数列:

[1, 2, 4, 11, 22, 44, 121, 163, 242, 326, 484, 509, 652, 1018, 1793, 2036, 3586, 5599, 7172, 11198, 19723, 22396, 39446, 61589, 78892, 82967, 123178, 165934, 246356, 331868, 912637, 1825274, 3650548, 10039007, 20078014, 40156028]

約数ペア:

[(1, 40156028), (2, 20078014), (4, 10039007), (11, 3650548), (22, 1825274), (44, 912637), (121, 331868), (163, 246356), (242, 165934), (326, 123178), (484, 82967), (509, 78892), (652, 61589), (1018, 39446), (1793, 22396), (2036, 19723), (3586, 11198), (5599, 7172)]